Like 'Diane' and Dianne', 'Diana' experienced her best years during the mid-20th century, when she spent 25 years (1942-1967) in the top 70, peaking at #42 in 1946. Unlike her rivals, 'Diana' maintained her popularity into the early 21st century. She is currently working to reserve a small decline in fortune. 'Diane' and 'Dianne', on the other hand, are now nowhere to be found.